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Finding the Fourth Proportional to 49.06, 73.45 and 33.82

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Solution

The fourth proportional to 49.06, 73.45 and 33.82 is: 50.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49.06 : 73.45 = 33.82 : x
  2. Step 2: Convert to fraction form
    49.06/73.45 = 33.82/x
  3. Step 3: Cross multiply
    49.06x = 73.45 × 33.82
  4. Step 4: Simplify right side
    49.06x = 2,483.75
  5. Step 5: Solve for x
    x = 2,483.75/49.06
  6. Step 6: Final answer
    x = 50.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.